Bardahl Manual Gear Box Stop Leak

Gear Box Stop Leak restores seals in manual transmissions without disassembly.
This stop leak oil is suitable for manual transmissions. This oil additive restores seals and gaskets to their original condition, thus reducing oil loss. It also softens dried and hardened rubber and neoprene seals. It is also suitable for transmissions that shift poorly. Always read the instructions on the label before adding this product.

Do not add more than recommended, as this may have an adverse effect.